12218920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{151}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 33598080

約数和(自身を除く): 21379160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 151, 170, 238, 280, 289, 302, 340, 476, 578, 595, 604, 680, 755, 952, 1057, 1156, 1190, 1208, 1445, 1510, 2023, 2114, 2312, 2380, 2567, 2890, 3020, 4046, 4228, 4760, 5134, 5285, 5780, 6040, 8092, 8456, 10115, 10268, 10570, 11560, 12835, 16184, 17969, 20230, 20536, 21140, 25670, 35938, 40460, 42280, 43639, 51340, 71876, 80920, 87278, 89845, 102680, 143752, 174556, 179690, 218195, 305473, 349112, 359380, 436390, 610946, 718760, 872780, 1221892, 1527365, 1745560, 2443784, 3054730, 6109460, 12218920]

約数ペア:

[(1, 12218920), (2, 6109460), (4, 3054730), (5, 2443784), (7, 1745560), (8, 1527365), (10, 1221892), (14, 872780), (17, 718760), (20, 610946), (28, 436390), (34, 359380), (35, 349112), (40, 305473), (56, 218195), (68, 179690), (70, 174556), (85, 143752), (119, 102680), (136, 89845), (140, 87278), (151, 80920), (170, 71876), (238, 51340), (280, 43639), (289, 42280), (302, 40460), (340, 35938), (476, 25670), (578, 21140), (595, 20536), (604, 20230), (680, 17969), (755, 16184), (952, 12835), (1057, 11560), (1156, 10570), (1190, 10268), (1208, 10115), (1445, 8456), (1510, 8092), (2023, 6040), (2114, 5780), (2312, 5285), (2380, 5134), (2567, 4760), (2890, 4228), (3020, 4046)]